KR102580257B1 - Golf shoes with improved wearing comfort and manufacturing method thereof - Google Patents

Abstract

The present invention relates to golf shoes with improved fit and a method of manufacturing the same, which includes an outsole in contact with the ground, a midsole laminated on top of the outsole, an upper formed on the top of the midsole to protect the instep, and an upper surface of the midsole. It includes an insole that is seated on and supports the sole of the foot, wherein the insole includes a lower pad, an upper pad attached to the upper surface of the lower pad, and a middle pad formed between the lower pad and the upper pad and mixed with a deodorant. The upper is made by attaching a fabric woven with functional fibers to the inner surface, making a cut at the top to form a tongue, and forming a shoelace that passes through both sides of the cut and is connected to the top of the tongue and folded. It includes a cover that covers the shoelaces and tongue, wherein the midsole protrudes horizontally on the outer peripheral surface at a predetermined length to form a protrusion, and the protrusion is formed from the heel of the foot to the middle of the side of the foot, The cross section is shaped like an arc, and a buffer portion is formed inside.

Description

Golf shoes with improved wearing comfort and manufacturing method thereof}

The present invention relates to golf shoes that are worn during a golf game, protect the feet, maintain stable swing motion, and improve wearing comfort, and a method of manufacturing the same.

In general, golf shoes are an essential item that helps you swing while maintaining a stable stance, that is, keeping your lower body on the ground in a solid position, so that stable swing motion is prioritized for shots that send the ball flying in golf.

Likewise, in golf, balance and strength of the lower body are necessary to maintain a stable standing, but due to the nature of golf, the ground is shallow, such as a green with short grass, a fairway with slightly longer grass, a rough with grass, and a bunker with sand. There are times when you can hit on water, and considering that you are playing regardless of rainy weather and slopes, keeping your feet stable on the ground when swinging is the most important factor.

A must-have item for these adverse conditions is golf shoes specifically for golf.

Golf shoes have several spikes fixed to the bottom of the shoe, that is, the sole, or formed in a replaceable manner to prevent slipping and provide a stable stance.

In addition, the insole, or insole, inserted inside golf shoes is important.

The insole's ability to absorb sweat and provide cushioning to reduce foot fatigue is essential.

However, conventional golf shoes had the disadvantage of not being able to satisfy the wearing comfort due to their lack of functions to relieve shock, remove foot odor, and block moisture and sand from entering from the outside.

Korean Patent Application No. 10-2018-0114190

The present invention was developed to solve the problems of the prior art. It protects the feet by absorbing shock generated during walking or hitting, eliminates foot odor, and prevents foreign substances such as rainwater or sand from being released through the gap in the tongue area. The purpose is to provide golf shoes that improve wearing comfort by blocking inflow and a method of manufacturing the same.

The object of the present invention described above is an outsole that is in contact with the ground, a midsole laminated on top of the outsole, an upper formed on the upper part of the midsole to protect the instep, and an insole that is seated on the upper surface of the midsole and supports the sole. The insole includes a lower pad, an upper pad attached to the upper surface of the lower pad, and a middle pad formed between the lower pad and the upper pad and mixed with a deodorant, and the upper includes, A fabric woven with functional fibers is attached to the inner surface, an incision is made at the top to form a tongue, and a shoelace is formed that penetrates both sides of the incision and is connected to the top of the tongue and folded to cover the shoelace and tongue. A cover that includes; wherein the midsole protrudes horizontally on the outer peripheral surface at a predetermined length to form a protrusion, the protrusion is formed from the heel portion of the foot to the middle portion of the side of the foot, has an arc-shaped cross-section, and has an inner surface. It is formed by forming a buffer part.

The insole includes a first cushion portion formed in front of the lower surface of the lower pad to which the front protruding portion of the sole comes into close contact; A correction cushion part formed in the middle of the lower pad to adhere closely to the concave part of the sole and correct the body shape of the foot to a normal state; A second cushion portion is formed in front of the lower surface of the lower pad and comes into close contact with the back of the sole.

The buffer portion is formed to the protrusion and the inside of the midsole, but the portion formed on the protrusion is circular and the thickness gradually decreases to the inside of the midsole to form a plate-shaped portion, and the buffer portion is formed to correspond to the bottom and side of the heel. do.

The upper pad or lower pad is made by mixing 10 to 20 parts by weight of a natural coating agent and 5 to 10 parts by weight of a moisturizer based on 100 parts by weight of EVA resin, and the natural coating agent includes tungsten oxide nanoparticles and titanium dioxide (TiO2) nano particles. It is a photocatalyst selected from particles, copper (Cu) nanoparticles, and magnesium (Mg) nanoparticles, and the moisturizer is characterized by mixing purified water and glycerin.

The middle pad includes a resin base mixed with EVA (Ethylene Vinyl Acetate) resin and polyethylene (PE) resin; It is characterized by mixing zinc dioxide, stearic acid, carbon powder, foaming agent, crosslinking agent, deodorizing agent, and antibacterial agent mixed with the resin base, followed by foam molding.

The deodorant is a powder material mixed with powdered charcoal, coffee grounds, and sawdust, and a first mixing agent mixed with the powder material, consisting of potassium carbonate, potassium hydroxide, sodium bicarbonate, sodium percarbonate, and citric acid, It is characterized in that it includes a second mixture, which is mixed with the powder material, and is made by mixing herbal extracts extracted from one or more herbal plants selected from the group consisting of lavender, peppermint, rosemary, and chamomile.

The fabric member woven with functional fibers attached to the upper is characterized by mixing nanofibers coated with silver nanoparticles on natural fibers, aromatic fibers on which an aromatic solution is deposited, and antibacterial fibers on which an antibacterial solution is deposited.

According to the present invention, it is possible to protect the feet by absorbing shock generated during walking or hitting and reduce the burden on the leg joints and spine.

In addition, the insole can eliminate foot odor and has the effect of relieving shock.

In addition, by covering the upper part of the shoelace formed on the upper part with a cover, it is possible to block foreign substances such as rainwater or sand from flowing into the gap in the tongue area, which has the effect of improving wearing comfort.

1 is a perspective view showing golf shoes with improved fit according to the present invention;
Figure 2 is a rear view showing golf shoes with improved fit according to the present invention;
Figure 3 is a side view showing golf shoes with improved fit according to the present invention;
Figure 4 is a perspective view of the insole of a golf shoe with improved fit according to the present invention;
Figure 5 is a cross-sectional view of the insole of a golf shoe with improved fit according to the present invention;
Figure 6 is a cross-sectional view showing the midsole and outsole of a golf shoe with improved fit according to the present invention.

Hereinafter, embodiments will be described in detail with reference to the attached drawings. However, various changes can be made to the embodiments, so the scope of the patent application is not limited or limited by these embodiments. It should be understood that all changes, equivalents, or substitutes for the embodiments are included in the scope of rights.

Specific structural or functional descriptions of the embodiments are disclosed for illustrative purposes only and may be modified and implemented in various forms. Accordingly, the embodiments are not limited to the specific disclosed form, and the scope of the present specification includes changes, equivalents, or substitutes included in the technical spirit.

Terms such as first or second may be used to describe various components, but these terms should be interpreted only for the purpose of distinguishing one component from another component. For example, a first component may be named a second component, and similarly, the second component may also be named a first component.

When a component is referred to as being “connected” to another component, it should be understood that it may be directly connected or connected to the other component, but that other components may exist in between.

The terms used in the examples are for descriptive purposes only and should not be construed as limiting. Singular expressions include plural expressions unless the context clearly dictates otherwise. In this specification, terms such as “comprise” or “have” are intended to designate the presence of features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, but are not intended to indicate the presence of one or more other features. It should be understood that this does not exclude in advance the possibility of the existence or addition of elements, numbers, steps, operations, components, parts, or combinations thereof.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as generally understood by a person of ordinary skill in the technical field to which the embodiments belong. Terms defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and unless explicitly defined in the present application, should not be interpreted in an ideal or excessively formal sense. No.

In addition, when describing with reference to the accompanying drawings, identical components will be assigned the same reference numerals regardless of the reference numerals, and overlapping descriptions thereof will be omitted. In describing the embodiments, if it is determined that detailed descriptions of related known technologies may unnecessarily obscure the gist of the embodiments, the detailed descriptions are omitted.

The advantages and features of the present invention and methods for achieving them will become clear by referring to the embodiments described in detail below along with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below and will be implemented in various different forms. The present embodiments only serve to ensure that the disclosure of the present invention is complete and that common knowledge in the technical field to which the present invention pertains is not limited. It is provided to fully inform those who have the scope of the invention, and the present invention is only defined by the scope of the claims.

In the embodiments of the present invention, unless otherwise defined, all terms used herein, including technical or scientific terms, are the same as those commonly understood by a person of ordinary skill in the technical field to which the present invention pertains. It has meaning. Terms defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and unless clearly defined in the embodiments of the present invention, have an ideal or excessively formal meaning. It is not interpreted as

The shapes, sizes, proportions, angles, numbers, etc. disclosed in the drawings for explaining embodiments of the present invention are illustrative, and the present invention is not limited to the matters shown. Additionally, in describing the present invention, if it is determined that a detailed description of related known technologies may unnecessarily obscure the gist of the present invention, the detailed description will be omitted. When ‘includes’, ‘has’, ‘consists of’, etc. mentioned in this specification are used, other parts may be added unless ‘only’ is used. When a component is expressed in the singular, the plural is included unless specifically stated otherwise.

When interpreting a component, it is interpreted to include the margin of error even if there is no separate explicit description.

In the case of a description of a positional relationship, for example, if the positional relationship between two parts is described as 'on top', 'on the top', 'on the bottom', 'next to', etc., 'immediately' Alternatively, there may be one or more other parts placed between the two parts, unless 'directly' is used.

When an element or layer is referred to as “on” another element or layer, it includes instances where the element or layer is directly on top of or intervening with another element. Like reference numerals refer to like elements throughout the specification.

The size and thickness of each component shown in the drawings are shown for convenience of explanation, and the present invention is not necessarily limited to the size and thickness of the components shown.

Each feature of the various embodiments of the present invention can be partially or fully combined or combined with each other, and as can be fully understood by those skilled in the art, various technical interconnections and operations are possible, and each embodiment may be implemented independently of each other. It may be possible to conduct them together due to a related relationship.

Among the attached drawings, Figure 1 is a perspective view showing golf shoes with improved fit according to the present invention, Figure 2 is a rear view showing golf shoes with improved fit according to the present invention, and Figure 3 is a golf shoe with improved fit according to the present invention. A side view showing, FIG. 4 is a perspective view of the insole of golf shoes with improved fit according to the present invention, FIG. 5 is a cross-sectional view of the insole of golf shoes with improved fit according to the present invention, and FIG. 6 is a view of the insole of golf shoes with improved fit according to the present invention. This is a cross-sectional view showing the midsole and outsole of a golf shoe.

Golf shoes with improved fit according to the present invention include an outsole 200 in contact with the ground, a midsole 300 laminated on top of the outsole 200, and formed on the top of the midsole 300 to protect the instep. It includes an upper 400 and an insole 500 that is seated on the upper surface of the midsole 300 and supports the sole of the foot.

The outsole 200 and the midsole 300 are formed to be exposed to the outside.

The insole 500 is the part where the sole of the foot is grounded, so it absorbs and relieves shock, and is also formed to easily absorb sweat and odor.

Preferably, the insole 500 is formed with a lower pad 520, an upper pad 540 attached to the upper surface of the lower pad 520, and between the lower pad 520 and the upper pad 540, and a deodorizing agent is added. It includes a mixed intermediate pad 560.

The upper pad 540 or lower pad 520 is made by mixing 10 to 20 parts by weight of a natural coating agent and 5 to 10 parts by weight of a moisturizer based on 100 parts by weight of EVA resin.

The natural coating agent is made of a material that has the function of enhancing antibacterial performance.

Preferably, the natural coating agent consists of a photocatalyst selected from tungsten oxide nanoparticles, titanium dioxide (TiO2) nanoparticles, copper (Cu) nanoparticles, and magnesium (Mg) nanoparticles.

The nanoparticles have a diameter of 2 nm to 10 nm.

Moisturizer consists of a mixture of purified water and glycerin.

Glycerin has an excellent ability to absorb moisture from the air, so it is used as a natural moisturizer and improves the skin's natural protective ability.

Therefore, the upper pad 540 and lower pad 520 of the insole, which are in contact with the foot, can prevent skin drying by exerting a certain level of moisturizing power on the foot skin.

Meanwhile, the middle pad 560 has a cushioning function by stretching.

According to one example, the middle pad 560 includes a resin base mixed with EVA (Ethylene Vinyl Acetate) resin and polyethylene (PE) resin, and zinc dioxide (ZnO2), stearic acid (St/a), and carbon powder mixed with the resin base. , is made by mixing a foaming agent, a cross-linking agent (DCP), a deodorant, and an antibacterial agent, followed by foam molding.

According to one example, based on 100 parts by weight of the resin base, 1 to 2 parts by weight of zinc dioxide, 1 to 2 parts by weight of stearic acid, 5 to 8 parts by weight of carbon powder, 6 to 10 parts by weight of foaming agent, 3 to 4 parts by weight of crosslinking agent, Mix 8 to 10 parts by weight of deodorant and 10 to 15 parts by weight of antibacterial agent.

EVA has excellent molding processability and weather resistance, and has excellent transparency, flexibility, adhesion, and impact strength.

The blowing agent may be azodicarbonamide (AC). By adding a foaming agent to expand the resin base, semi-permanent high elasticity can be maintained.

The deodorant is a powder material mixed with powdered charcoal, coffee grounds, and sawdust, and a first mixing agent mixed with the powder material, consisting of potassium carbonate, potassium hydroxide, sodium bicarbonate, sodium percarbonate, and citric acid,

It is mixed with the powder material and includes a second mixture consisting of herbal extracts extracted from one or more herbal plants selected from the group consisting of lavender, peppermint, rosemary, and chamomile.

According to one example, 30 to 40 parts by weight of the first mixture and 40 to 50 parts by weight of the second mixture are mixed based on 100 parts by weight of the powder material.

The cross-linking agent may be one or more selected from the group consisting of butyl peroxyisopropyl carbonate, butyl peroxy laurylate, and butyl peroxy acetate.

Meanwhile, the midsole 300 may protrude a predetermined length in the horizontal direction on the outer peripheral surface to form a protrusion 320.

Referring to Figure 5, the protrusion 320 is formed from the heel to the middle part of the side of the foot. The protrusion 320 has an arc-shaped cross section, and a buffer portion 322 is formed therein.

According to one example, the buffer portion 322 may be a gel pad.

In addition, the buffer portion 322 is formed to the inside of the protrusion 320 and the midsole 300, but the protrusion 320 has a circular cross-section, and the thickness gradually decreases to the inside of the midsole 300 to form a plate-shaped portion. .

Accordingly, the shock absorber 322 is formed to correspond to the bottom and side of the heel, so that the impact applied from the center to the side of the sole at the moment of stepping on the foot can be alleviated.

Meanwhile, the insole 500 includes a first cushion portion 501 formed on the front of the lower surface of the lower pad 520 to which the front protruding portion of the sole comes into close contact with it;

A correction cushion part 503 formed in the middle of the lower pad 520 to adhere closely to the concave part of the sole and correct the body shape of the foot to a normal state;

It includes a second cushion portion 502 that is formed in front of the lower surface of the lower pad 520 and comes into close contact with the back of the sole.

The first cushion part 501 is made by mixing a urethane prepolymer, an additive selected from the group consisting of polyamine, polyhydric alcohol, and diethyltoluene diamine, and a solvent.

The polyhydric alcohol is one or more selected from polyether polyol, polyester polyol, polycarbonate polyol, and polycaprolactone polyol.

The solvent is one or more selected from the group consisting of dimethylacetamide, dimethylformamide, and tetrahydrofuran.

The second cushion part 502 is selected from epoxy resin, phenol resin, and urea resin.

The correction cushion unit 503 is formed by embossing the specific area by spraying UV ink liquid several times on the specific area so that it protrudes, and may include a protective layer formed on top of the specific area.

The protective layer is a mixture of 60 to 70 wt% of polyamide or polycarbonate and 30 to 40 wt% of magnesium hydroxide or antimony oxide.

Polyamide has excellent oil resistance, fatigue resistance, and deformation resistance, and polycarbonate has excellent moldability and impact resistance.

If the amount of polyamide or polycarbonate is less than 60wt%, there is a risk of insufficient transparency, and if it is more than 70wt%, there is a high risk of cracks occurring due to excessive polyamide or polycarbonate.

Magnesium hydroxide or antimony oxide is an inorganic flame retardant and does not volatilize with heat.

If magnesium hydroxide or antimony oxide is less than 30 wt%, flame retardant performance may be insufficient, and if it is more than 40 wt%, it may be excessive and the transparency of the protective layer may be reduced.

Meanwhile, the upper 400 has a fabric woven with functional fibers attached to the inner surface, a tongue 420 is cut at the top, and a shoelace 440 is formed that passes through both sides of the cut and is connected to the tongue. It includes a cover 460 connected to the top of 420 and folded to cover the shoelace 440 and tongue 420.

The cover 460 is formed so that its width covers the width of both shoelaces 440, thereby preventing rainwater or sand from entering the gap between the tongue 420 and the upper 400 from the outside, providing a comfortable fit. It can be maintained.

It may further include a fixing part 470 that fixes the cover 460 to prevent the cover 460 from being lifted while walking.

The fixing part 470 includes a magnetic material 472 formed on both sides of the lower surface of the cover 460, and a corresponding iron plate 474 embedded on both sides of the cutout where the shoelace 440 of the upper 400 is coupled. ).

Therefore, when the cover 460 is covered, the magnetic material 472 is attached to the iron plate 474, thereby allowing the cover 460 to be fixed.

The fabric member 490 woven with functional fibers attached to the upper 400 contains 10 to 15 wt% of nanofibers coated with silver nanoparticles on natural fibers, 30 to 50 wt% of aromatic fibers deposited with an aromatic solution, and an antibacterial solution. It may be a mixture of 40 to 50 wt% of deposited antibacterial fiber.

The aromatic solution is a mixture of 5 to 10 parts by weight of lavender, 5 to 10 parts by weight of rosemary, and 5 to 10 parts by weight of lemongrass based on 100 parts by weight of water.

The antibacterial agent is made by mixing 5 to 10 parts by weight of benzalkonium chloride and 10 to 15 parts by weight of benzethonium chloride based on 100 parts by weight of glycerin.

Although embodiments of the present invention have been described in more detail with reference to the accompanying drawings, the present invention is not necessarily limited to these embodiments, and various modifications may be made without departing from the technical spirit of the present invention. . Accordingly, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention, but are for illustrative purposes, and the scope of the technical idea of the present invention is not limited by these embodiments. Therefore, the embodiments described above should be understood in all respects as illustrative and not restrictive. The scope of protection of the present invention should be interpreted in accordance with the claims below, and all technical ideas within the equivalent scope should be construed as being included in the scope of rights of the present invention.

Therefore, other implementations, other embodiments, and equivalents of the claims also fall within the scope of the following claims.

200 ; Outsole 300: Midsole
400 ; Upper 420: Tongue
440: shoelace 460: cover
500: Insole 501: First cushion part
502: Second cushion part 503: Compensation cushion part
520: lower pad 540: upper pad
560: middle pad

Claims (3)

It includes an outsole in contact with the ground, a midsole stacked on top of the outsole, an upper formed on the top of the midsole to protect the instep, and an insole seated on the upper surface of the midsole to support the sole of the foot,
The insole is
lower pad,
an upper pad attached to the upper surface of the lower pad, and
It is formed between the lower pad and the upper pad and includes a middle pad mixed with a deodorant,
The upper is,
A fabric woven with functional fibers is attached to the inner surface,
A tongue is formed by cutting the upper part, and a shoelace is formed that penetrates both sides of the cut, and is connected to the top of the tongue and folded to cover the shoelace and tongue.
The midsole is,
A protrusion is formed by protruding a predetermined length in the horizontal direction on the outer circumference,
In golf shoes, the protrusion is formed from the heel of the foot to the middle of the side of the foot, has an arc-shaped cross section, and has a buffer formed inside,
The insole is
a first cushion portion formed in front of the lower surface of the lower pad and in close contact with the front protruding portion of the sole;
A correction cushion part formed in the middle of the lower pad to adhere closely to the concave part of the sole and correct the body shape of the foot to a normal state;
It includes a second cushion portion formed in front of the lower surface of the lower pad and brought into close contact with the back of the sole,
The buffer portion of the midsole is formed to the protrusion and the inside of the midsole, but the area formed on the protrusion is circular, and the thickness gradually decreases to the inside of the midsole to form a plate-shaped portion,
Golf shoes characterized in that the cushioning portion is formed to correspond to the bottom and side of the heel. delete According to clause 1,
It includes a fixing part for fixing the cover, wherein the fixing part is made of a magnetic material formed on both sides of the lower surface of the cover and an iron plate embedded on both sides of the cutout where the shoelace of the upper is coupled,
The upper pad or lower pad is,
Based on 100 parts by weight of EVA resin, it is made by mixing 10 to 20 parts by weight of natural coating agent and 5 to 10 parts by weight of moisturizer,
The natural coating agent is a photocatalyst selected from tungsten oxide nanoparticles, titanium dioxide (TiO2) nanoparticles, copper (Cu) nanoparticles, and magnesium (Mg) nanoparticles,
The moisturizer is a mixture of purified water and glycerin,
The middle pad is,
Resin base made by mixing EVA (Ethylene Vinyl Acetate) resin and polyethylene (PE) resin;
It is made by mixing zinc dioxide, stearic acid, carbon powder, foaming agent, crosslinking agent, deodorant, and antibacterial agent mixed with the resin base, and then foam molding,
The deodorant
Powder material mixed with powdered charcoal, coffee grounds, and sawdust,
A first mixing agent mixed with the powder material, consisting of potassium carbonate, potassium hydroxide, sodium bicarbonate, sodium percarbonate, and citric acid,
Mixed with the powder material, it includes a second mixture consisting of mixing herbal extracts extracted from one or more herbal plants selected from the group consisting of lavender, peppermint, rosemary, and chamomile,
The fabric member woven with functional fiber attached to the upper,
Golf shoes characterized by a mixture of nanofibers coated with silver nanoparticles on natural fibers, aromatic fibers with an aromatic solution deposited on them, and antibacterial fibers with an antibacterial solution deposited on them.